fix link to another resource
add GA tracking code
remove irrelevant facts from proxy output
retrieve the wikipedia link
fix tests to pass after updating url to other resources
change heading label to anchor tag link to wikipedia article
google analytics _trackPageview
analytics change to pageview
Merge branch 'master' into gh-pages

* master:
  analytics change to pageview
  google analytics _trackPageview
  change heading label to anchor tag link to wikipedia article
  fix tests to pass after updating url to other resources
  retrieve the wikipedia link
  remove irrelevant facts from proxy output
  add GA tracking code
  fix link to another resource
analytics update